package me.alias_me.guideposts;

import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.Location;
import org.bukkit.World;
import org.bukkit.block.*;
import org.bukkit.block.data.Directional;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.block.SignChangeEvent;
import org.bukkit.inventory.ItemStack;
import org.bukkit.plugin.Plugin;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import static org.bukkit.Material.*;

public class PlaceSigns implements Listener {
    @EventHandler
    public void signPlaced(SignChangeEvent event) throws IOException {
        Block signblock = (Block)event.getBlock();
        Sign sign = (Sign) signblock.getState();
        String text = (String) event.getLine(0);
        Player user = (Player) event.getPlayer();

        if(isGuidepost(sign)) {
            File waypoint = new File("plugins/Guideposts/" + text + ".yml");
            //Checks if waypoint file already exists
            if (!waypoint.exists()) {
                waypoint.createNewFile();
                writeTeleportLocation(waypoint, sign);
                BufferedWriter writer = new BufferedWriter(new FileWriter("plugins/Guideposts/" + text + ".yml"));
                writer.write(signblock.getLocation().add(-2,0,0).toString());
                writer.close();
                //Reload Plugin
                user.sendMessage(ChatColor.YELLOW + "Guidepost " + ChatColor.RED + text + ChatColor.YELLOW + " has been build and is now available for fast travel.");
            } else {
                user.sendMessage(ChatColor.RED + "A guidepost with this name already exists!");
                signblock.setType(AIR);
                user.getInventory().addItem(new ItemStack(SIGN));
            }
        }
    }
    public boolean isGuidepost(Sign sign) {
        World world = (World) sign.getWorld();
        if(world.getBlockAt(sign.getLocation().clone().add(0, -1, 0)).getType() == COBBLESTONE_WALL) {
            if(world.getBlockAt(sign.getLocation().clone().add(0, -2, 0)).getType() == DIAMOND_BLOCK) {
                return true;
            } else {
                return false;
            }
        } else {
            return false;
        }
    }
    //TO-DO: Create Method to Check sign direction and adjust TP Location Accordingly
    public void writeTeleportLocation(File file, Sign sign) {
        Directional direction = (Directional) sign.getBlockData();
        System.out.println(direction);
    }
}